package thread;

import java.util.Scanner;

public class Test {
	
	private String name;
	
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		
		
		
		
		int x = in.nextInt();
		int y = in.nextInt();
		
		int z = in.nextInt();
		
		int a =  z + x;
		
		
		System.out.println( x + y + z);
	}
	
	public void setName(){
		this.name = "张三";
		System.out.println(this.name);
	}

}
